utils.c revision e82dd8c6e1fa2fff5b960de26961080ba5e9651d
193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell/* 274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * (C) Copyright IBM Corporation 2002, 2004 393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * All Rights Reserved. 493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * 593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * Permission is hereby granted, free of charge, to any person obtaining a 693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * copy of this software and associated documentation files (the "Software"), 793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * to deal in the Software without restriction, including without limitation 893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * on the rights to use, copy, modify, merge, publish, distribute, sub 993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * license, and/or sell copies of the Software, and to permit persons to whom 1093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * the Software is furnished to do so, subject to the following conditions: 1193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * 1293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * The above copyright notice and this permission notice (including the next 1393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * paragraph) shall be included in all copies or substantial portions of the 1493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * Software. 1593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * 1693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 1793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 1893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL 1993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * VA LINUX SYSTEM, IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, 2093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 2193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 2293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * USE OR OTHER DEALINGS IN THE SOFTWARE. 23447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick */ 24447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick 25447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick/** 26447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick * \file utils.c 27447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick * Utility functions for DRI drivers. 2893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell * 29447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick * \author Ian Romanick <idr@us.ibm.com> 3093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell */ 3193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 3293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#include <string.h> 3393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#include <stdlib.h> 3493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#include "mtypes.h" 3593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#include "extensions.h" 3693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#include "utils.h" 371585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#include "dispatch.h" 381585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 39126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanickint driDispatchRemapTable[ driDispatchRemapTable_size ]; 4093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 4193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#if defined(USE_X86_ASM) 42ecb1a5f7f98b9e42965318db99b6996f12b87e59Alan Hourihane#include "x86/common_x86_asm.h" 4393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#endif 4493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 45447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick#if defined(USE_PPC_ASM) 46447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick#include "ppc/common_ppc_features.h" 47447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick#endif 48447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick 4993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwellunsigned 5093a458840c77b784fb74738f734ba2c5d22ca7a7Keith WhitwelldriParseDebugString( const char * debug, 5193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell const struct dri_debug_control * control ) 5293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell{ 5393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell unsigned flag; 5493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 5593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 5693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell flag = 0; 5793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell if ( debug != NULL ) { 5893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell while( control->string != NULL ) { 59462183fe4cb6df6d90632d9e2cee881c8d26b1cbAlan Hourihane if ( !strcmp( debug, "all" ) || 60462183fe4cb6df6d90632d9e2cee881c8d26b1cbAlan Hourihane strstr( debug, control->string ) != NULL ) { 6193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell flag |= control->flag; 6293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 6393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 6493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell control++; 6593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 6693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 6793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 6893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell return flag; 6993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell} 7093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 7193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 7293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 73b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick/** 74b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * Create the \c GL_RENDERER string for DRI drivers. 75b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * 76b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * Almost all DRI drivers use a \c GL_RENDERER string of the form: 77b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * 78b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * "Mesa DRI <chip> <driver date> <AGP speed) <CPU information>" 79b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * 80b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * Using the supplied chip name, driver data, and AGP speed, this function 81b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * creates the string. 82b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * 83b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * \param buffer Buffer to hold the \c GL_RENDERER string. 84b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * \param hardware_name Name of the hardware. 85b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * \param driver_date Driver date. 86b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * \param agp_mode AGP mode (speed). 87b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * 88b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * \returns 89b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * The length of the string stored in \c buffer. This does \b not include 90b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick * the terminating \c NUL character. 91b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick */ 9293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwellunsigned 9393a458840c77b784fb74738f734ba2c5d22ca7a7Keith WhitwelldriGetRendererString( char * buffer, const char * hardware_name, 9493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell const char * driver_date, GLuint agp_mode ) 9593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell{ 96b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick#define MAX_INFO 4 97b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick const char * cpu[MAX_INFO]; 98b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick unsigned next = 0; 99b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick unsigned i; 10093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell unsigned offset; 10193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 10293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 10393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell offset = sprintf( buffer, "Mesa DRI %s %s", hardware_name, driver_date ); 10493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 10593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell /* Append any AGP-specific information. 10693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell */ 10793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell switch ( agp_mode ) { 10893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell case 1: 10993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell case 2: 11093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell case 4: 11193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell case 8: 11293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell offset += sprintf( & buffer[ offset ], " AGP %ux", agp_mode ); 11393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell break; 11493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 11593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell default: 11693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell break; 11793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 11893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 11993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell /* Append any CPU-specific information. 12093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell */ 12193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#ifdef USE_X86_ASM 12293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell if ( _mesa_x86_cpu_features ) { 123b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick cpu[next] = " x86"; 124b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick next++; 12593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 12693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# ifdef USE_MMX_ASM 12793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell if ( cpu_has_mmx ) { 128b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick cpu[next] = (cpu_has_mmxext) ? "/MMX+" : "/MMX"; 129b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick next++; 13093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 13193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# endif 13293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# ifdef USE_3DNOW_ASM 13393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell if ( cpu_has_3dnow ) { 134b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick cpu[next] = (cpu_has_3dnowext) ? "/3DNow!+" : "/3DNow!"; 135b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick next++; 13693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 13793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# endif 13893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# ifdef USE_SSE_ASM 13993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell if ( cpu_has_xmm ) { 140b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick cpu[next] = (cpu_has_xmm2) ? "/SSE2" : "/SSE"; 141b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick next++; 14293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 14393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell# endif 14493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 14593a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#elif defined(USE_SPARC_ASM) 14693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 147b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick cpu[0] = " SPARC"; 148b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick next = 1; 14993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 150447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick#elif defined(USE_PPC_ASM) 151447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick if ( _mesa_ppc_cpu_features ) { 152447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick cpu[next] = (cpu_has_64) ? " PowerPC 64" : " PowerPC"; 153447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick next++; 154447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick } 155447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick 156447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick# ifdef USE_VMX_ASM 157447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick if ( cpu_has_vmx ) { 158447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick cpu[next] = "/Altivec"; 159447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick next++; 160447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick } 161447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick# endif 162447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick 163447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick if ( ! cpu_has_fpu ) { 164447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick cpu[next] = "/No FPU"; 165447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick next++; 166447cdd536fe4539b724e8a7024659e3f4cd724d1Ian Romanick } 16793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell#endif 16893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 169b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick for ( i = 0 ; i < next ; i++ ) { 170b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick const size_t len = strlen( cpu[i] ); 171b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick 172b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick strncpy( & buffer[ offset ], cpu[i], len ); 173b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick offset += len; 174b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick } 175b72ed81818e63a70c1ded2789b9e22ee4c516aaeIan Romanick 17693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell return offset; 17793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell} 17893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 17993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 18093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 18193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 1821585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_ARB_multisample 1831585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_ARB_transpose_matrix 1841585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_ARB_window_pos 1851585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_EXT_compiled_vertex_array 1861585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_EXT_polygon_offset 1871585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_EXT_texture_object 1881585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_EXT_vertex_array 1891585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#define need_GL_MESA_window_pos 1901585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 1911b8d0f149e0afac859c4c1e1e47772bb19da0187Ian Romanick/* These are needed in *all* drivers because Mesa internally implements 1921b8d0f149e0afac859c4c1e1e47772bb19da0187Ian Romanick * certain functionality in terms of functions provided by these extensions. 1931b8d0f149e0afac859c4c1e1e47772bb19da0187Ian Romanick * For example, glBlendFunc is implemented by calling glBlendFuncSeparateEXT. 194126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick */ 195126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick#define need_GL_EXT_blend_func_separate 1961b8d0f149e0afac859c4c1e1e47772bb19da0187Ian Romanick#define need_GL_NV_vertex_program 197126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick 1981585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick#include "extension_helper.h" 1991585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 2001585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanickstatic const struct dri_extension all_mesa_extensions[] = { 2011585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_ARB_multisample", GL_ARB_multisample_functions }, 2021585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_ARB_transpose_matrix", GL_ARB_transpose_matrix_functions }, 2031585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_ARB_window_pos", GL_ARB_window_pos_functions }, 204126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick { "GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions }, 2051585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_EXT_compiled_vertex_array", GL_EXT_compiled_vertex_array_functions }, 2061585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_EXT_polygon_offset", GL_EXT_polygon_offset_functions }, 2071585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_EXT_texture_object", GL_EXT_texture_object_functions }, 2081585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_EXT_vertex_array", GL_EXT_vertex_array_functions }, 2091585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { "GL_MESA_window_pos", GL_MESA_window_pos_functions }, 2101b8d0f149e0afac859c4c1e1e47772bb19da0187Ian Romanick { "GL_NV_vertex_program", GL_NV_vertex_program_functions }, 2111585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick { NULL, NULL } 2121585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick}; 2131585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 2141585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 215c212abf99af494f024b0b981a83350f7ac9821efIan Romanick/** 216c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * Enable extensions supported by the driver. 217c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * 218c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * \bug 219c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * ARB_imaging isn't handled properly. In Mesa, enabling ARB_imaging also 220c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * enables all the sub-extensions that are folded into it. This means that 221c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * we need to add entry-points (via \c driInitSingleExtension) for those 222c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * new functions here. 223c212abf99af494f024b0b981a83350f7ac9821efIan Romanick */ 22493a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwellvoid driInitExtensions( GLcontext * ctx, 225c212abf99af494f024b0b981a83350f7ac9821efIan Romanick const struct dri_extension * extensions_to_enable, 226c212abf99af494f024b0b981a83350f7ac9821efIan Romanick GLboolean enable_imaging ) 22793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell{ 2281585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick static int first_time = 1; 22993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell unsigned i; 23093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 2311585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick if ( first_time ) { 232126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick for ( i = 0 ; i < driDispatchRemapTable_size ; i++ ) { 233126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick driDispatchRemapTable[i] = -1; 234126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick } 235126c89e35fb5179fe077f7593f31ea874c89dd65Ian Romanick 2361585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick first_time = 0; 2371585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick driInitExtensions( ctx, all_mesa_extensions, GL_FALSE ); 2381585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick } 2391585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 2401585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick if ( (ctx != NULL) && enable_imaging ) { 24193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell _mesa_enable_imaging_extensions( ctx ); 24293a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 24393a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 244c212abf99af494f024b0b981a83350f7ac9821efIan Romanick for ( i = 0 ; extensions_to_enable[i].name != NULL ; i++ ) { 245c212abf99af494f024b0b981a83350f7ac9821efIan Romanick driInitSingleExtension( ctx, & extensions_to_enable[i] ); 24693a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell } 24793a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell} 24893a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 24993a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 25093a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 25193a458840c77b784fb74738f734ba2c5d22ca7a7Keith Whitwell 252c212abf99af494f024b0b981a83350f7ac9821efIan Romanick/** 253c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * Enable and add dispatch functions for a single extension 254c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * 255c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * \param ctx Context where extension is to be enabled. 256c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * \param ext Extension that is to be enabled. 257c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * 258c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * \sa driInitExtensions, _mesa_enable_extension, _glapi_add_entrypoint 259c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * 260c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * \todo 261c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * Determine if it would be better to use \c strlen instead of the hardcoded 262c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * for-loops. 263c212abf99af494f024b0b981a83350f7ac9821efIan Romanick */ 264c212abf99af494f024b0b981a83350f7ac9821efIan Romanickvoid driInitSingleExtension( GLcontext * ctx, 265c212abf99af494f024b0b981a83350f7ac9821efIan Romanick const struct dri_extension * ext ) 266c212abf99af494f024b0b981a83350f7ac9821efIan Romanick{ 267c212abf99af494f024b0b981a83350f7ac9821efIan Romanick unsigned i; 268c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 2691585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick 270c212abf99af494f024b0b981a83350f7ac9821efIan Romanick if ( ext->functions != NULL ) { 271c212abf99af494f024b0b981a83350f7ac9821efIan Romanick for ( i = 0 ; ext->functions[i].strings != NULL ; i++ ) { 272c212abf99af494f024b0b981a83350f7ac9821efIan Romanick const char * functions[16]; 273c212abf99af494f024b0b981a83350f7ac9821efIan Romanick const char * parameter_signature; 274c212abf99af494f024b0b981a83350f7ac9821efIan Romanick const char * str = ext->functions[i].strings; 275c212abf99af494f024b0b981a83350f7ac9821efIan Romanick unsigned j; 2761585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick unsigned offset; 277c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 278c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 279c212abf99af494f024b0b981a83350f7ac9821efIan Romanick /* Separate the parameter signature from the rest of the string. 280c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * If the parameter signature is empty (i.e., the string starts 281c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * with a NUL character), then the function has a void parameter 282c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * list. 283c212abf99af494f024b0b981a83350f7ac9821efIan Romanick */ 284c212abf99af494f024b0b981a83350f7ac9821efIan Romanick parameter_signature = str; 285c212abf99af494f024b0b981a83350f7ac9821efIan Romanick while ( str[0] != '\0' ) { 286c212abf99af494f024b0b981a83350f7ac9821efIan Romanick str++; 287c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 288c212abf99af494f024b0b981a83350f7ac9821efIan Romanick str++; 289c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 290c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 291c212abf99af494f024b0b981a83350f7ac9821efIan Romanick /* Divide the string into the substrings that name each 292c212abf99af494f024b0b981a83350f7ac9821efIan Romanick * entry-point for the function. 293c212abf99af494f024b0b981a83350f7ac9821efIan Romanick */ 294c212abf99af494f024b0b981a83350f7ac9821efIan Romanick for ( j = 0 ; j < 16 ; j++ ) { 295c212abf99af494f024b0b981a83350f7ac9821efIan Romanick if ( str[0] == '\0' ) { 296c212abf99af494f024b0b981a83350f7ac9821efIan Romanick functions[j] = NULL; 297c212abf99af494f024b0b981a83350f7ac9821efIan Romanick break; 298c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 299c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 300c212abf99af494f024b0b981a83350f7ac9821efIan Romanick functions[j] = str; 301c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 302c212abf99af494f024b0b981a83350f7ac9821efIan Romanick while ( str[0] != '\0' ) { 303c212abf99af494f024b0b981a83350f7ac9821efIan Romanick str++; 304c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 305c212abf99af494f024b0b981a83350f7ac9821efIan Romanick str++; 306c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 307c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 308c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 309c212abf99af494f024b0b981a83350f7ac9821efIan Romanick /* Add each entry-point to the dispatch table. 310c212abf99af494f024b0b981a83350f7ac9821efIan Romanick */ 3111585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick offset = _glapi_add_dispatch( functions, parameter_signature ); 3128fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick if (offset == -1) { 3138fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick fprintf(stderr, "DISPATCH ERROR! _glapi_add_dispatch failed " 3148fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick "to add %s!\n", functions[0]); 3151585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick } 3168fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick else if (ext->functions[i].remap_index != -1) { 3178fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick driDispatchRemapTable[ ext->functions[i].remap_index ] = 3188fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick offset; 3198fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick } 3208fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick else if (ext->functions[i].offset != offset) { 3218fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick fprintf(stderr, "DISPATCH ERROR! %s -> %u != %u\n", 3228fbe16d4dd0664f7766f5241c055efb582cc06e5Ian Romanick functions[0], offset, ext->functions[i].offset); 323c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 324c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 325c212abf99af494f024b0b981a83350f7ac9821efIan Romanick } 326c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 3271585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick if ( ctx != NULL ) { 3281585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick _mesa_enable_extension( ctx, ext->name ); 3291585c234e0db4bfb7cd85c4111594f6da1582e6fIan Romanick } 330c212abf99af494f024b0b981a83350f7ac9821efIan Romanick} 331c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 332c212abf99af494f024b0b981a83350f7ac9821efIan Romanick 3335b98ada88071a752b6000756949a1951183cdd0bIan Romanick/** 3345b98ada88071a752b6000756949a1951183cdd0bIan Romanick * Utility function used by drivers to test the verions of other components. 3355b98ada88071a752b6000756949a1951183cdd0bIan Romanick * 3365b98ada88071a752b6000756949a1951183cdd0bIan Romanick * If one of the version requirements is not met, a message is logged using 3375b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \c __driUtilMessage. 3385b98ada88071a752b6000756949a1951183cdd0bIan Romanick * 3395b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param driver_name Name of the driver. Used in error messages. 3405b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param driActual Actual DRI version supplied __driCreateNewScreen. 3415b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param driExpected Minimum DRI version required by the driver. 3425b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param ddxActual Actual DDX version supplied __driCreateNewScreen. 3437104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger * \param ddxExpected Minimum DDX minor and range of DDX major version required by the driver. 3445b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param drmActual Actual DRM version supplied __driCreateNewScreen. 3455b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \param drmExpected Minimum DRM version required by the driver. 3465b98ada88071a752b6000756949a1951183cdd0bIan Romanick * 3475b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \returns \c GL_TRUE if all version requirements are met. Otherwise, 3485b98ada88071a752b6000756949a1951183cdd0bIan Romanick * \c GL_FALSE is returned. 3495b98ada88071a752b6000756949a1951183cdd0bIan Romanick * 350c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * \sa __driCreateNewScreen, driCheckDriDdxDrmVersions2, __driUtilMessage 351c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * 352c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * \todo 353c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * Now that the old \c driCheckDriDdxDrmVersions function is gone, this 354c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * function and \c driCheckDriDdxDrmVersions2 should be renamed. 3555b98ada88071a752b6000756949a1951183cdd0bIan Romanick */ 3565b98ada88071a752b6000756949a1951183cdd0bIan RomanickGLboolean 3577104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland ScheideggerdriCheckDriDdxDrmVersions3(const char * driver_name, 3585b98ada88071a752b6000756949a1951183cdd0bIan Romanick const __DRIversion * driActual, 3595b98ada88071a752b6000756949a1951183cdd0bIan Romanick const __DRIversion * driExpected, 3605b98ada88071a752b6000756949a1951183cdd0bIan Romanick const __DRIversion * ddxActual, 3617104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIutilversion2 * ddxExpected, 3625b98ada88071a752b6000756949a1951183cdd0bIan Romanick const __DRIversion * drmActual, 3635b98ada88071a752b6000756949a1951183cdd0bIan Romanick const __DRIversion * drmExpected) 3645b98ada88071a752b6000756949a1951183cdd0bIan Romanick{ 3655b98ada88071a752b6000756949a1951183cdd0bIan Romanick static const char format[] = "%s DRI driver expected %s version %d.%d.x " 366278736ff6f0659163e69392cf9e96006138746caDave Airlie "but got version %d.%d.%d\n"; 3677104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger static const char format2[] = "%s DRI driver expected %s version %d-%d.%d.x " 368278736ff6f0659163e69392cf9e96006138746caDave Airlie "but got version %d.%d.%d\n"; 3695b98ada88071a752b6000756949a1951183cdd0bIan Romanick 3705b98ada88071a752b6000756949a1951183cdd0bIan Romanick 3715b98ada88071a752b6000756949a1951183cdd0bIan Romanick /* Check the DRI version */ 3725b98ada88071a752b6000756949a1951183cdd0bIan Romanick if ( (driActual->major != driExpected->major) 3735b98ada88071a752b6000756949a1951183cdd0bIan Romanick || (driActual->minor < driExpected->minor) ) { 374278736ff6f0659163e69392cf9e96006138746caDave Airlie fprintf(stderr, format, driver_name, "DRI", 3755b98ada88071a752b6000756949a1951183cdd0bIan Romanick driExpected->major, driExpected->minor, 3765b98ada88071a752b6000756949a1951183cdd0bIan Romanick driActual->major, driActual->minor, driActual->patch); 3775b98ada88071a752b6000756949a1951183cdd0bIan Romanick return GL_FALSE; 3785b98ada88071a752b6000756949a1951183cdd0bIan Romanick } 3795b98ada88071a752b6000756949a1951183cdd0bIan Romanick 3805b98ada88071a752b6000756949a1951183cdd0bIan Romanick /* Check that the DDX driver version is compatible */ 381225148ea0719a28d9b4eb286c4ab2bac52610bb3Dave Airlie /* for miniglx we pass in -1 so we can ignore the DDX version */ 382225148ea0719a28d9b4eb286c4ab2bac52610bb3Dave Airlie if ( (ddxActual->major != -1) && ((ddxActual->major < ddxExpected->major_min) 3837104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger || (ddxActual->major > ddxExpected->major_max) 384225148ea0719a28d9b4eb286c4ab2bac52610bb3Dave Airlie || (ddxActual->minor < ddxExpected->minor)) ) { 385278736ff6f0659163e69392cf9e96006138746caDave Airlie fprintf(stderr, format2, driver_name, "DDX", 3867104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger ddxExpected->major_min, ddxExpected->major_max, ddxExpected->minor, 3875b98ada88071a752b6000756949a1951183cdd0bIan Romanick ddxActual->major, ddxActual->minor, ddxActual->patch); 3885b98ada88071a752b6000756949a1951183cdd0bIan Romanick return GL_FALSE; 3895b98ada88071a752b6000756949a1951183cdd0bIan Romanick } 3905b98ada88071a752b6000756949a1951183cdd0bIan Romanick 3915b98ada88071a752b6000756949a1951183cdd0bIan Romanick /* Check that the DRM driver version is compatible */ 3925b98ada88071a752b6000756949a1951183cdd0bIan Romanick if ( (drmActual->major != drmExpected->major) 3935b98ada88071a752b6000756949a1951183cdd0bIan Romanick || (drmActual->minor < drmExpected->minor) ) { 394278736ff6f0659163e69392cf9e96006138746caDave Airlie fprintf(stderr, format, driver_name, "DRM", 3955b98ada88071a752b6000756949a1951183cdd0bIan Romanick drmExpected->major, drmExpected->minor, 3965b98ada88071a752b6000756949a1951183cdd0bIan Romanick drmActual->major, drmActual->minor, drmActual->patch); 3975b98ada88071a752b6000756949a1951183cdd0bIan Romanick return GL_FALSE; 3985b98ada88071a752b6000756949a1951183cdd0bIan Romanick } 3995b98ada88071a752b6000756949a1951183cdd0bIan Romanick 4005b98ada88071a752b6000756949a1951183cdd0bIan Romanick return GL_TRUE; 4015b98ada88071a752b6000756949a1951183cdd0bIan Romanick} 4025b98ada88071a752b6000756949a1951183cdd0bIan Romanick 4037104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland ScheideggerGLboolean 4047104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland ScheideggerdriCheckDriDdxDrmVersions2(const char * driver_name, 4057104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * driActual, 4067104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * driExpected, 4077104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * ddxActual, 4087104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * ddxExpected, 4097104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * drmActual, 4107104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger const __DRIversion * drmExpected) 4117104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger{ 4127104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger __DRIutilversion2 ddx_expected; 4137104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger ddx_expected.major_min = ddxExpected->major; 4147104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger ddx_expected.major_max = ddxExpected->major; 4157104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger ddx_expected.minor = ddxExpected->minor; 4167104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger ddx_expected.patch = ddxExpected->patch; 4177104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger return driCheckDriDdxDrmVersions3(driver_name, driActual, 4187104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger driExpected, ddxActual, & ddx_expected, 4197104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger drmActual, drmExpected); 4207104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger} 4217104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger 4227104ce0a0e8f25bf097ad695d007b1a4b3e5d051Roland Scheidegger 4237ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 424638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel DänzerGLint 425638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel DänzerdriIntersectArea( drm_clip_rect_t rect1, drm_clip_rect_t rect2 ) 426638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer{ 427638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer if (rect2.x1 > rect1.x1) rect1.x1 = rect2.x1; 428638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer if (rect2.x2 < rect1.x2) rect1.x2 = rect2.x2; 429638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer if (rect2.y1 > rect1.y1) rect1.y1 = rect2.y1; 430638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer if (rect2.y2 < rect1.y2) rect1.y2 = rect2.y2; 431638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer 432638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer if (rect1.x1 > rect1.x2 || rect1.y1 > rect1.y2) return 0; 433638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer 434638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer return (rect1.x2 - rect1.x1) * (rect1.y2 - rect1.y1); 435638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer} 436638ece315f4ee7be7f0fe0a0acd2550b4ccb8a7dMichel Dänzer 4377ed58285abede813fbf5fa0a2e29982043f1bbbeKeith WhitwellGLboolean driClipRectToFramebuffer( const GLframebuffer *buffer, 4387ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell GLint *x, GLint *y, 4397ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell GLsizei *width, GLsizei *height ) 4407ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell{ 4417ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell /* left clipping */ 4427ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*x < buffer->_Xmin) { 4437ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *width -= (buffer->_Xmin - *x); 4447ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *x = buffer->_Xmin; 4457ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell } 4467ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4477ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell /* right clipping */ 4487ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*x + *width > buffer->_Xmax) 4497ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *width -= (*x + *width - buffer->_Xmax - 1); 4507ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4517ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*width <= 0) 4527ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell return GL_FALSE; 4537ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4547ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell /* bottom clipping */ 4557ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*y < buffer->_Ymin) { 4567ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *height -= (buffer->_Ymin - *y); 4577ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *y = buffer->_Ymin; 4587ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell } 4597ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4607ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell /* top clipping */ 4617ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*y + *height > buffer->_Ymax) 4627ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell *height -= (*y + *height - buffer->_Ymax - 1); 4637ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4647ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell if (*height <= 0) 4657ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell return GL_FALSE; 4667ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell 4677ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell return GL_TRUE; 4687ed58285abede813fbf5fa0a2e29982043f1bbbeKeith Whitwell} 46974396056977776919aaa7c22be1a3d17774ae321Ian Romanick 47074396056977776919aaa7c22be1a3d17774ae321Ian Romanick/** 47174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * Creates a set of \c __GLcontextModes that a driver will expose. 47274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 47374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * A set of \c __GLcontextModes will be created based on the supplied 47474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * parameters. The number of modes processed will be 2 * 47574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c num_depth_stencil_bits * \c num_db_modes. 47674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 47774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * For the most part, data is just copied from \c depth_bits, \c stencil_bits, 47874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c db_modes, and \c visType into each \c __GLcontextModes element. 47974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * However, the meanings of \c fb_format and \c fb_type require further 48074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * explanation. The \c fb_format specifies which color components are in 48174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * each pixel and what the default order is. For example, \c GL_RGB specifies 48274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * that red, green, blue are available and red is in the "most significant" 48374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * position and blue is in the "least significant". The \c fb_type specifies 48474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * the bit sizes of each component and the actual ordering. For example, if 48574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_SHORT_5_6_5_REV is specified with \c GL_RGB, bits [15:11] 48674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * are the blue value, bits [10:5] are the green value, and bits [4:0] are 48774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * the red value. 48874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 48974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * One sublte issue is the combination of \c GL_RGB or \c GL_BGR and either 49074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * of the \c GL_UNSIGNED_INT_8_8_8_8 modes. The resulting mask values in the 49174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c __GLcontextModes structure is \b identical to the \c GL_RGBA or 49274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_BGRA case, except the \c alphaMask is zero. This means that, as 49374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * far as this routine is concerned, \c GL_RGB with \c GL_UNSIGNED_INT_8_8_8_8 49474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * still uses 32-bits. 49574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 49674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * If in doubt, look at the tables used in the function. 49774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 49874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param ptr_to_modes Pointer to a pointer to a linked list of 49974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c __GLcontextModes. Upon completion, a pointer to 50074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * the next element to be process will be stored here. 50174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * If the function fails and returns \c GL_FALSE, this 50274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * value will be unmodified, but some elements in the 50374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * linked list may be modified. 50474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param fb_format Format of the framebuffer. Currently only \c GL_RGB, 50574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_RGBA, \c GL_BGR, and \c GL_BGRA are supported. 50674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param fb_type Type of the pixels in the framebuffer. Currently only 50774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_SHORT_5_6_5, 50874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_SHORT_5_6_5_REV, 50974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_INT_8_8_8_8, and 51074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_INT_8_8_8_8_REV are supported. 51174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param depth_bits Array of depth buffer sizes to be exposed. 51274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param stencil_bits Array of stencil buffer sizes to be exposed. 51374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param num_depth_stencil_bits Number of entries in both \c depth_bits and 51474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c stencil_bits. 51574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param db_modes Array of buffer swap modes. If an element has a 51674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * value of \c GLX_NONE, then it represents a 51774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * single-buffered mode. Other valid values are 51874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GLX_SWAP_EXCHANGE_OML, \c GLX_SWAP_COPY_OML, and 51974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GLX_SWAP_UNDEFINED_OML. See the 52074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * GLX_OML_swap_method extension spec for more details. 52174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param num_db_modes Number of entries in \c db_modes. 52274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \param visType GLX visual type. Usually either \c GLX_TRUE_COLOR or 52374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GLX_DIRECT_COLOR. 52474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 52574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \returns 52674396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_TRUE on success or \c GL_FALSE on failure. Currently the only 52774396056977776919aaa7c22be1a3d17774ae321Ian Romanick * cause of failure is a bad parameter (i.e., unsupported \c fb_format or 52874396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c fb_type). 52974396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 53074396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \todo 53174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * There is currently no way to support packed RGB modes (i.e., modes with 53274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * exactly 3 bytes per pixel) or floating-point modes. This could probably 53374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * be done by creating some new, private enums with clever names likes 53474396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_UNSIGNED_3BYTE_8_8_8, \c GL_4FLOAT_32_32_32_32, 53574396056977776919aaa7c22be1a3d17774ae321Ian Romanick * \c GL_4HALF_16_16_16_16, etc. We can cross that bridge when we come to it. 53674396056977776919aaa7c22be1a3d17774ae321Ian Romanick */ 537e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg__DRIconfig ** 538e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateConfigs(GLenum fb_format, GLenum fb_type, 539e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const u_int8_t * depth_bits, const u_int8_t * stencil_bits, 540e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg unsigned num_depth_stencil_bits, 541e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const GLenum * db_modes, unsigned num_db_modes) 54274396056977776919aaa7c22be1a3d17774ae321Ian Romanick{ 54338b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane static const u_int8_t bits_table[3][4] = { 54474396056977776919aaa7c22be1a3d17774ae321Ian Romanick /* R G B A */ 54574396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 5, 6, 5, 0 }, /* Any GL_UNSIGNED_SHORT_5_6_5 */ 54674396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 8, 8, 8, 0 }, /* Any RGB with any GL_UNSIGNED_INT_8_8_8_8 */ 54774396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 8, 8, 8, 8 } /* Any RGBA with any GL_UNSIGNED_INT_8_8_8_8 */ 54874396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 54974396056977776919aaa7c22be1a3d17774ae321Ian Romanick 55074396056977776919aaa7c22be1a3d17774ae321Ian Romanick /* The following arrays are all indexed by the fb_type masked with 0x07. 55174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * Given the four supported fb_type values, this results in valid array 55274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * indices of 3, 4, 5, and 7. 55374396056977776919aaa7c22be1a3d17774ae321Ian Romanick */ 55438b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane static const u_int32_t masks_table_rgb[8][4] = { 55574396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 55674396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 55774396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 558fff749e893b0adbfb57d08370cb4d2a10608bc52Ian Romanick { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5 */ 55974396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5_REV */ 56074396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0xFF000000, 0x00FF0000, 0x0000FF00, 0x00000000 }, /* 8_8_8_8 */ 56174396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 56274396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x000000FF, 0x0000FF00, 0x00FF0000, 0x00000000 } /* 8_8_8_8_REV */ 56374396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 56474396056977776919aaa7c22be1a3d17774ae321Ian Romanick 56538b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane static const u_int32_t masks_table_rgba[8][4] = { 56674396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 56774396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 56874396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 569fff749e893b0adbfb57d08370cb4d2a10608bc52Ian Romanick { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5 */ 57074396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5_REV */ 57174396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0xFF000000, 0x00FF0000, 0x0000FF00, 0x000000FF }, /* 8_8_8_8 */ 57274396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 57374396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x000000FF, 0x0000FF00, 0x00FF0000, 0xFF000000 }, /* 8_8_8_8_REV */ 57474396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 57574396056977776919aaa7c22be1a3d17774ae321Ian Romanick 57638b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane static const u_int32_t masks_table_bgr[8][4] = { 57774396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 57874396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 57974396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 58074396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5 */ 581fff749e893b0adbfb57d08370cb4d2a10608bc52Ian Romanick { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5_REV */ 58274396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000FF00, 0x00FF0000, 0xFF000000, 0x00000000 }, /* 8_8_8_8 */ 58374396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 58474396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00FF0000, 0x0000FF00, 0x000000FF, 0x00000000 }, /* 8_8_8_8_REV */ 58574396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 58674396056977776919aaa7c22be1a3d17774ae321Ian Romanick 58738b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane static const u_int32_t masks_table_bgra[8][4] = { 58874396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 58974396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 59074396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 59174396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000001F, 0x000007E0, 0x0000F800, 0x00000000 }, /* 5_6_5 */ 592fff749e893b0adbfb57d08370cb4d2a10608bc52Ian Romanick { 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 }, /* 5_6_5_REV */ 59374396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x0000FF00, 0x00FF0000, 0xFF000000, 0x000000FF }, /* 8_8_8_8 */ 59474396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00000000, 0x00000000, 0x00000000, 0x00000000 }, 59574396056977776919aaa7c22be1a3d17774ae321Ian Romanick { 0x00FF0000, 0x0000FF00, 0x000000FF, 0xFF000000 }, /* 8_8_8_8_REV */ 59674396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 59774396056977776919aaa7c22be1a3d17774ae321Ian Romanick 59838b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane static const u_int8_t bytes_per_pixel[8] = { 59974396056977776919aaa7c22be1a3d17774ae321Ian Romanick 0, 0, 0, 2, 2, 4, 0, 4 60074396056977776919aaa7c22be1a3d17774ae321Ian Romanick }; 60174396056977776919aaa7c22be1a3d17774ae321Ian Romanick 60238b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane const u_int8_t * bits; 60338b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane const u_int32_t * masks; 60474396056977776919aaa7c22be1a3d17774ae321Ian Romanick const int index = fb_type & 0x07; 605e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIconfig **configs, **c; 606e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __GLcontextModes *modes; 60774396056977776919aaa7c22be1a3d17774ae321Ian Romanick unsigned i; 60874396056977776919aaa7c22be1a3d17774ae321Ian Romanick unsigned j; 60974396056977776919aaa7c22be1a3d17774ae321Ian Romanick unsigned k; 610e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg unsigned num_modes; 611e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg unsigned num_accum_bits = 2; 61274396056977776919aaa7c22be1a3d17774ae321Ian Romanick 61374396056977776919aaa7c22be1a3d17774ae321Ian Romanick if ( bytes_per_pixel[ index ] == 0 ) { 61474396056977776919aaa7c22be1a3d17774ae321Ian Romanick fprintf( stderr, "[%s:%u] Framebuffer type 0x%04x has 0 bytes per pixel.\n", 61538b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane __FUNCTION__, __LINE__, fb_type ); 616e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return NULL; 61774396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 61874396056977776919aaa7c22be1a3d17774ae321Ian Romanick 61974396056977776919aaa7c22be1a3d17774ae321Ian Romanick 62074396056977776919aaa7c22be1a3d17774ae321Ian Romanick /* Valid types are GL_UNSIGNED_SHORT_5_6_5 and GL_UNSIGNED_INT_8_8_8_8 and 62174396056977776919aaa7c22be1a3d17774ae321Ian Romanick * the _REV versions. 62274396056977776919aaa7c22be1a3d17774ae321Ian Romanick * 62374396056977776919aaa7c22be1a3d17774ae321Ian Romanick * Valid formats are GL_RGBA, GL_RGB, and GL_BGRA. 62474396056977776919aaa7c22be1a3d17774ae321Ian Romanick */ 62574396056977776919aaa7c22be1a3d17774ae321Ian Romanick 62674396056977776919aaa7c22be1a3d17774ae321Ian Romanick switch ( fb_format ) { 62774396056977776919aaa7c22be1a3d17774ae321Ian Romanick case GL_RGB: 62874396056977776919aaa7c22be1a3d17774ae321Ian Romanick bits = (bytes_per_pixel[ index ] == 2) 62974396056977776919aaa7c22be1a3d17774ae321Ian Romanick ? bits_table[0] : bits_table[1]; 63074396056977776919aaa7c22be1a3d17774ae321Ian Romanick masks = masks_table_rgb[ index ]; 63174396056977776919aaa7c22be1a3d17774ae321Ian Romanick break; 63274396056977776919aaa7c22be1a3d17774ae321Ian Romanick 63374396056977776919aaa7c22be1a3d17774ae321Ian Romanick case GL_RGBA: 63474396056977776919aaa7c22be1a3d17774ae321Ian Romanick bits = (bytes_per_pixel[ index ] == 2) 63574396056977776919aaa7c22be1a3d17774ae321Ian Romanick ? bits_table[0] : bits_table[2]; 63674396056977776919aaa7c22be1a3d17774ae321Ian Romanick masks = masks_table_rgba[ index ]; 63774396056977776919aaa7c22be1a3d17774ae321Ian Romanick break; 63874396056977776919aaa7c22be1a3d17774ae321Ian Romanick 63974396056977776919aaa7c22be1a3d17774ae321Ian Romanick case GL_BGR: 64074396056977776919aaa7c22be1a3d17774ae321Ian Romanick bits = (bytes_per_pixel[ index ] == 2) 64174396056977776919aaa7c22be1a3d17774ae321Ian Romanick ? bits_table[0] : bits_table[1]; 64274396056977776919aaa7c22be1a3d17774ae321Ian Romanick masks = masks_table_bgr[ index ]; 64374396056977776919aaa7c22be1a3d17774ae321Ian Romanick break; 64474396056977776919aaa7c22be1a3d17774ae321Ian Romanick 64574396056977776919aaa7c22be1a3d17774ae321Ian Romanick case GL_BGRA: 64674396056977776919aaa7c22be1a3d17774ae321Ian Romanick bits = (bytes_per_pixel[ index ] == 2) 64774396056977776919aaa7c22be1a3d17774ae321Ian Romanick ? bits_table[0] : bits_table[2]; 64874396056977776919aaa7c22be1a3d17774ae321Ian Romanick masks = masks_table_bgra[ index ]; 64974396056977776919aaa7c22be1a3d17774ae321Ian Romanick break; 65074396056977776919aaa7c22be1a3d17774ae321Ian Romanick 65174396056977776919aaa7c22be1a3d17774ae321Ian Romanick default: 65274396056977776919aaa7c22be1a3d17774ae321Ian Romanick fprintf( stderr, "[%s:%u] Framebuffer format 0x%04x is not GL_RGB, GL_RGBA, GL_BGR, or GL_BGRA.\n", 65338b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane __FUNCTION__, __LINE__, fb_format ); 654e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return NULL; 65574396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 65674396056977776919aaa7c22be1a3d17774ae321Ian Romanick 657e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg num_modes = num_depth_stencil_bits * num_db_modes * num_accum_bits; 658e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg configs = _mesa_calloc((num_modes + 1) * sizeof *configs); 659e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (configs == NULL) 660e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return NULL; 66174396056977776919aaa7c22be1a3d17774ae321Ian Romanick 662e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg c = configs; 66374396056977776919aaa7c22be1a3d17774ae321Ian Romanick for ( k = 0 ; k < num_depth_stencil_bits ; k++ ) { 66474396056977776919aaa7c22be1a3d17774ae321Ian Romanick for ( i = 0 ; i < num_db_modes ; i++ ) { 665e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg for ( j = 0 ; j < num_accum_bits ; j++ ) { 666e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg *c = _mesa_malloc (sizeof **c); 667e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes = &(*c)->modes; 668e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg c++; 66974396056977776919aaa7c22be1a3d17774ae321Ian Romanick 670e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg memset(modes, 0, sizeof *modes); 67174396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->redBits = bits[0]; 67274396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->greenBits = bits[1]; 67374396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->blueBits = bits[2]; 67474396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->alphaBits = bits[3]; 67574396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->redMask = masks[0]; 67674396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->greenMask = masks[1]; 67774396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->blueMask = masks[2]; 67874396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->alphaMask = masks[3]; 67974396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->rgbBits = modes->redBits + modes->greenBits 68074396056977776919aaa7c22be1a3d17774ae321Ian Romanick + modes->blueBits + modes->alphaBits; 68174396056977776919aaa7c22be1a3d17774ae321Ian Romanick 68274396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->accumRedBits = 16 * j; 68374396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->accumGreenBits = 16 * j; 68474396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->accumBlueBits = 16 * j; 68574396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->accumAlphaBits = (masks[3] != 0) ? 16 * j : 0; 68674396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->visualRating = (j == 0) ? GLX_NONE : GLX_SLOW_CONFIG; 68774396056977776919aaa7c22be1a3d17774ae321Ian Romanick 68874396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->stencilBits = stencil_bits[k]; 68974396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->depthBits = depth_bits[k]; 69074396056977776919aaa7c22be1a3d17774ae321Ian Romanick 691e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentPixel = GLX_NONE; 692e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentRed = GLX_DONT_CARE; 693e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentGreen = GLX_DONT_CARE; 694e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentBlue = GLX_DONT_CARE; 695e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentAlpha = GLX_DONT_CARE; 696e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->transparentIndex = GLX_DONT_CARE; 697e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg modes->visualType = GLX_DONT_CARE; 69874396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->renderType = GLX_RGBA_BIT; 69974396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->drawableType = GLX_WINDOW_BIT; 70074396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->rgbMode = GL_TRUE; 70174396056977776919aaa7c22be1a3d17774ae321Ian Romanick 70274396056977776919aaa7c22be1a3d17774ae321Ian Romanick if ( db_modes[i] == GLX_NONE ) { 70374396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->doubleBufferMode = GL_FALSE; 70474396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 70574396056977776919aaa7c22be1a3d17774ae321Ian Romanick else { 70674396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->doubleBufferMode = GL_TRUE; 70774396056977776919aaa7c22be1a3d17774ae321Ian Romanick modes->swapMethod = db_modes[i]; 70874396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 70974396056977776919aaa7c22be1a3d17774ae321Ian Romanick 7107f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->haveAccumBuffer = ((modes->accumRedBits + 7117f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->accumGreenBits + 7127f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->accumBlueBits + 7137f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->accumAlphaBits) > 0); 7147f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->haveDepthBuffer = (modes->depthBits > 0); 7157f8e10f96c1970d2c81ec8d4f3a45a3b006b3be1Keith Whitwell modes->haveStencilBuffer = (modes->stencilBits > 0); 71674396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 71774396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 71874396056977776919aaa7c22be1a3d17774ae321Ian Romanick } 719e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg *c = NULL; 720e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 721e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return configs; 722e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 72374396056977776919aaa7c22be1a3d17774ae321Ian Romanick 724e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergconst __DRIconfig **driConcatConfigs(__DRIconfig **a, __DRIconfig **b) 725e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 726e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIconfig **all; 727e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg int i, j, index; 728e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 729e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg i = 0; 730e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg while (a[i] != NULL) 731e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg i++; 732e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg j = 0; 733e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg while (b[j] != NULL) 734e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg j++; 735e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 736e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg all = _mesa_malloc((i + j + 1) * sizeof *all); 737e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg index = 0; 738e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg for (i = 0; a[i] != NULL; i++) 739e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg all[index++] = a[i]; 740e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg for (j = 0; b[j] != NULL; j++) 741e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg all[index++] = b[j]; 742e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg all[index++] = NULL; 743e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 744e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg _mesa_free(a); 745e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg _mesa_free(b); 746e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 747e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return all; 74874396056977776919aaa7c22be1a3d17774ae321Ian Romanick} 749